Sponsored
  1. New tab icon
    Product Image
    Relay Output Module: 16-pt, 6-24 VDC/6-240 VAC (PN# P2-16TR)
    $137.00
    Automation Direct
    5·
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    6
  2. New tab icon
    Product Image
    Relay Output Module: 16-pt, 12-48 VDC/24-240 VAC (PN# BX-16TR)
    $111.00
    Automation Direct
    5·
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  3. New tab icon
    Product Image
    Relay Output Module: 16-pt, 6-24 VDC/6-120 VAC (PN# P1-16TR)
    $105.00
    Automation Direct
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  4. 32 % price drop
    New tab icon
    Product Image
    Refurbished
    ABE7R16S111 SCHNEIDER ELECTRIC - Plcs/Machine Control & VDC Logic I/O Module Supplies
    $474.94
    Radwell.com
  5. New tab icon
    Product Image
    Refurbished
    Bently Nevada | 3500/33 | 16-Channel Relay Module |
    $1,190.00
    Classic Automation
  6. New tab icon
    Product Image
    Refurbished
    BMXDRA1605 SCHNEIDER ELECTRIC - Plcs/Machine Control & VDC Logic I/O Module Supplies
    $309.26
    Radwell.com
  7. New tab icon
    Product Image
    Used
    Allen-Bradley 1746-OW16 SLC 500 16-Ch Relay Output Module, Ser A
    $139.00
    PLCHardware.com
    5·
    5.0
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    3
  8. New tab icon
    Product Image
    Refurbished
    BX-16TR AUTOMATION DIRECT - Plcs/Machine Control & VDC Logic I/O Module Supplies
    $106.05
    Radwell.com
  9. New tab icon
    Product Image
    Refurbished
    Bently Nevada | 149992-01 | 16-Channel Relay Module |
    $695.00
    Classic Automation
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    ANMBEST 16 Channel AC/DC 24V Rail Mount Relay Interface Module PNP NPN SPDT 16A Pluggable Power Relay, G2R-1-E
    $57.99
    Amazon.com
    3.5·
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    16 Channel Relay Relay, Bluetooth Board Module Remote Control Switch For Phone 12V
    $41.72
    Amazon.com
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    DC 12V 16 Channel MODBUS RTU RS485 Relay Module Board PLC Controller Serial Port Switch
    $30.96
    Amazon.com
    4·
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    Refurbished
    UID-W1616R UNITRONICS - Plcs/Machine Control & Industrial Computer Supplies
    $229.38
    Radwell.com
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    ZIPLink Fused Relay Output Module: 16-pt (PN# ZL-RRL16F-24-1)
    $307.00
    Automation Direct
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    IO-RO16 UNITRONICS - Plcs/Machine Control & VDC Logic I/O Module Supplies
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    Radwell.com
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    Diitao 12V 16 Channel Relay Module Board Optocoupler LED LM2576 Power Low Level Trigger 16 CH Expansion Board (12V 16-Channel)
    $12.99
    Amazon.com
    4.5·
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    ACEIRMC 5V 16-Channel Relay Interface Board Module Optocoupler LED LM2576 Power For Arduino DIY Kit Pic ARM AVR (2Pcs)
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    Amazon.com
    4.5·
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  18. New tab icon
    Square D ABE7R16S111 Telefast 2 Output Module-16 Channel-W/Em Relays
    $530.00
    Gordon Electric S…
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    Square D ABE7R16T370 Telefast 2 Output Module-16 Channel-W/Em Relays
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    Gordon Electric S…
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    JESSINIE 16 Channel 5V Relay Module With Optocoupler Isolation 10A IIC Expandable Isolation Driver Relay Board XL9535-K16V5
    $17.95
    Amazon.com
16 Channel Relay Module
16 Channel Relay Module Two Way Isolated Type Optocoupler 16 Channel Relay Module Interface Board High/Low Level DC 5/12/24V 3 Types Optional(DC12V)
16 Channel Relay Module Two Way Isolated Type Optocoupler 16 Channel Relay Module Interface Board High/Low Level DC 5/12/24V 3 Types Optional(DC12V)
Amazon.com
$
29
.
59
16 Channel Relay Module Two Way Isolated Type Optocoupler 16 Channel Relay Module Interface Board High/Low Level DC 5/12/24V 3 Types Optional(DC12V)
16 Channel Relay Module Two Way Isolated Type Optocoupler 16 Channel Relay Module Interface Board High/Low Level DC 5/12/24V 3 Types Optional(DC12V)
Amazon.com
$
29
.
59
12V 16-Channel 16CH 16 CH WAY Relay Shield Module With Optocoupler LM2576 Power Supply For Arduino
12V 16-Channel 16CH 16 CH WAY Relay Shield Module With Optocoupler LM2576 Power Supply For Arduino
AliExpress
$
12
.
23
12V 16-Channel 16CH 16 CH WAY Relay Shield Module With Optocoupler LM2576 Power Supply For Arduino
12V 16-Channel 16CH 16 CH WAY Relay Shield Module With Optocoupler LM2576 Power Supply For Arduino
AliExpress
$
12
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23
587B 16 Channel Relays Module DC12V MODBUS RTU RS485 Relays Module Board PLC Controller
587B 16 Channel Relays Module DC12V MODBUS RTU RS485 Relays Module Board PLC Controller
AliExpress
$
13
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99
$
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70
587B 16 Channel Relays Module DC12V MODBUS RTU RS485 Relays Module Board PLC Controller
587B 16 Channel Relays Module DC12V MODBUS RTU RS485 Relays Module Board PLC Controller
AliExpress
$
13
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99
$
19
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70
12V 5V 16 Channel Relay Module Interface Board For Arduino PIC ARM DSP PLC With Optocoupler
12V 5V 16 Channel Relay Module Interface Board For Arduino PIC ARM DSP PLC With Optocoupler
AliExpress
$
8
.
22
12V 5V 16 Channel Relay Module Interface Board For Arduino PIC ARM DSP PLC With Optocoupler
12V 5V 16 Channel Relay Module Interface Board For Arduino PIC ARM DSP PLC With Optocoupler
AliExpress
$
8
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22
Geekcreit 16 Channel Isolated Relay Module, 5V, SPDT Output, Arduino
Geekcreit 16 Channel Isolated Relay Module, 5V, SPDT Output, Arduino
eBay
$
14
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94
Geekcreit 16 Channel Isolated Relay Module, 5V, SPDT Output, Arduino
Geekcreit 16 Channel Isolated Relay Module, 5V, SPDT Output, Arduino
eBay
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94
16 Channel Hongfa Single Open Relays DC24V 16A Electromagnetic Relay Module For PLC Expansion
16 Channel Hongfa Single Open Relays DC24V 16A Electromagnetic Relay Module For PLC Expansion
Aliexpress
$
24
16 Channel Hongfa Single Open Relays DC24V 16A Electromagnetic Relay Module For PLC Expansion
16 Channel Hongfa Single Open Relays DC24V 16A Electromagnetic Relay Module For PLC Expansion
Aliexpress
$
24
16-Channel 12V Relay Module For Arduino, Dsp, Avr, Pic, Arm - Control
16-Channel 12V Relay Module For Arduino, Dsp, Avr, Pic, Arm - Control
eBay
$
34
.
99
16-Channel 12V Relay Module For Arduino, Dsp, Avr, Pic, Arm - Control
16-Channel 12V Relay Module For Arduino, Dsp, Avr, Pic, Arm - Control
eBay
$
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16-Channel 5V Relay Shield Module With Optocoupler
16-Channel 5V Relay Shield Module With Optocoupler
eBay
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16-Channel 5V Relay Shield Module With Optocoupler
16-Channel 5V Relay Shield Module With Optocoupler
eBay
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14
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16-Channel DIN Rail Mounting 10A SPDT Power Relay Module With I2C Interface
16-Channel DIN Rail Mounting 10A SPDT Power Relay Module With I2C Interface
AliExpress
$
65
16-Channel DIN Rail Mounting 10A SPDT Power Relay Module With I2C Interface
16-Channel DIN Rail Mounting 10A SPDT Power Relay Module With I2C Interface
AliExpress
$
65
16-Ch Ethernet Relay Module, Modbus RTU / Modbus TCP Protocol, Ethernet Port Communication, Supports
16-Ch Ethernet Relay Module, Modbus RTU / Modbus TCP Protocol, Ethernet Port Communication, Supports
     
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16-Ch Ethernet Relay Module, Modbus RTU / Modbus TCP Protocol, Ethernet Port Communication, Supports
AliExpress
$
59
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41
16-Ch Ethernet Relay Module, Modbus RTU / Modbus TCP Protocol, Ethernet Port Communication, Supports
16-Ch Ethernet Relay Module, Modbus RTU / Modbus TCP Protocol, Ethernet Port Communication, Supports
     
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16-Ch Ethernet Relay Module, Modbus RTU / Modbus TCP Protocol, Ethernet Port Communication, Supports
AliExpress
$
59
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41
5V/12V/24V 16 Channel Relay Module For Arduino ARM PIC AVR DSP Electronic Relay Plate Belt Optocoupler Isolation
5V/12V/24V 16 Channel Relay Module For Arduino ARM PIC AVR DSP Electronic Relay Plate Belt Optocoupler Isolation
Aliexpress
$
9
.
73
5V/12V/24V 16 Channel Relay Module For Arduino ARM PIC AVR DSP Electronic Relay Plate Belt Optocoupler Isolation
5V/12V/24V 16 Channel Relay Module For Arduino ARM PIC AVR DSP Electronic Relay Plate Belt Optocoupler Isolation
Aliexpress
$
9
.
73
16-Channel Transparent Single Open DC 24V Relays Hongfa Relay Module 16A QJ-16HDE-24V
16-Channel Transparent Single Open DC 24V Relays Hongfa Relay Module 16A QJ-16HDE-24V
AliExpress
$
24
16-Channel Transparent Single Open DC 24V Relays Hongfa Relay Module 16A QJ-16HDE-24V
16-Channel Transparent Single Open DC 24V Relays Hongfa Relay Module 16A QJ-16HDE-24V
AliExpress
$
24
R223C16 DC 12V 16-Channel Relay Board RS232 DB9 Delay Relay Switch Module Female Interface Serial
R223C16 DC 12V 16-Channel Relay Board RS232 DB9 Delay Relay Switch Module Female Interface Serial
AliExpress
$
18
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79
$
28
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R223C16 DC 12V 16-Channel Relay Board RS232 DB9 Delay Relay Switch Module Female Interface Serial
R223C16 DC 12V 16-Channel Relay Board RS232 DB9 Delay Relay Switch Module Female Interface Serial
AliExpress
$
18
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79
$
28
.
05
16 Channel 12V Relay Module Opto-Isolation Low Level For Arduino Raspberry Pi
16 Channel 12V Relay Module Opto-Isolation Low Level For Arduino Raspberry Pi
eBay UK
$
19
.
87
16 Channel 12V Relay Module Opto-Isolation Low Level For Arduino Raspberry Pi
16 Channel 12V Relay Module Opto-Isolation Low Level For Arduino Raspberry Pi
eBay UK
$
19
.
87
DC5V 12V 16 Channel Wifi Relay Module Onboard ESP8266 WIFI Module Microcontrollers Interface Power
DC5V 12V 16 Channel Wifi Relay Module Onboard ESP8266 WIFI Module Microcontrollers Interface Power
AliExpress
$
25
.
64
$
27
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02
DC5V 12V 16 Channel Wifi Relay Module Onboard ESP8266 WIFI Module Microcontrollers Interface Power
DC5V 12V 16 Channel Wifi Relay Module Onboard ESP8266 WIFI Module Microcontrollers Interface Power
AliExpress
$
25
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64
$
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02
Home Automation RelaysRelay boards designed for controlling multiple home devices such as lights, fans, and appliances through automation systems.
Arduino-Compatible RelaysRelay modules that integrate easily with Arduino microcontrollers for hobbyist and prototyping projects.
Industrial Control RelaysHeavy-duty relay boards suitable for controlling machinery, motors, and other industrial equipment.
Optocoupler-Isolated RelaysRelay boards featuring optocoupler isolation for improved safety and signal integrity.
Raspberry Pi IntegrationRelay boards designed to work seamlessly with Raspberry Pi for automation and IoT projects.
Robotics Control RelaysRelay boards used in robotics for controlling motors, actuators, and other components.
All products
2-16 Channel IO PLC Signal Amplifier Relay Module Trigger Voltage 1.8V-30V PNP/NPN Compatible
2-16 Channel IO PLC Signal Amplifier Relay Module Trigger Voltage 1.8V-30V PNP/NPN Compatible
AliExpress
$
8
.
77
2-16 Channel IO PLC Signal Amplifier Relay Module Trigger Voltage 1.8V-30V PNP/NPN Compatible
2-16 Channel IO PLC Signal Amplifier Relay Module Trigger Voltage 1.8V-30V PNP/NPN Compatible
AliExpress
$
8
.
77
16-Channel Relay Control Panel PLC 5V Module 16 Relay Module
16-Channel Relay Control Panel PLC 5V Module 16 Relay Module
eBay
$
17
.
20
16-Channel Relay Control Panel PLC 5V Module 16 Relay Module
16-Channel Relay Control Panel PLC 5V Module 16 Relay Module
eBay
$
17
.
20
936V 16 Channel Relay Module, USB Controlled Relay Optoisolated Board With 16 SPDT Relays, LED Power Indicator,For Simple ON/Off Switching...
936V 16 Channel Relay Module, USB Controlled Relay Optoisolated Board With 16 SPDT Relays, LED Power Indicator,For Simple ON/Off Switching...
Newegg.com
$
61
.
99
936V 16 Channel Relay Module, USB Controlled Relay Optoisolated Board With 16 SPDT Relays, LED Power Indicator,For Simple ON/Off Switching...
936V 16 Channel Relay Module, USB Controlled Relay Optoisolated Board With 16 SPDT Relays, LED Power Indicator,For Simple ON/Off Switching...
Newegg.com
$
61
.
99
12V 16-Channel Relay Module With Optocoupler Low Level Triger For Arduino
12V 16-Channel Relay Module With Optocoupler Low Level Triger For Arduino
eBay
$
24
.
88
12V 16-Channel Relay Module With Optocoupler Low Level Triger For Arduino
12V 16-Channel Relay Module With Optocoupler Low Level Triger For Arduino
eBay
$
24
.
88
16 Channel Relay Module Dc5-12V Supply Esp32 Development Board
16 Channel Relay Module Dc5-12V Supply Esp32 Development Board
eBay
$
34
.
99
16 Channel Relay Module Dc5-12V Supply Esp32 Development Board
16 Channel Relay Module Dc5-12V Supply Esp32 Development Board
eBay
$
34
.
99
1PCS 16-Channel 5V Relay Shield Module With Optocoupler For Arduino NEW L
1PCS 16-Channel 5V Relay Shield Module With Optocoupler For Arduino NEW L
eBay
$
10
.
29
1PCS 16-Channel 5V Relay Shield Module With Optocoupler For Arduino NEW L
1PCS 16-Channel 5V Relay Shield Module With Optocoupler For Arduino NEW L
eBay
$
10
.
29
1PCS 16-Channel 5V Relay Shield Module With Optocoupler For Arduino NEW CA
1PCS 16-Channel 5V Relay Shield Module With Optocoupler For Arduino NEW CA
eBay
$
14
.
70
1PCS 16-Channel 5V Relay Shield Module With Optocoupler For Arduino NEW CA
1PCS 16-Channel 5V Relay Shield Module With Optocoupler For Arduino NEW CA
eBay
$
14
.
70
Sainsmart 16-Channel 9-36V USB Relay Module
Sainsmart 16-Channel 9-36V USB Relay Module
ibspot
$
94
.
37
Sainsmart 16-Channel 9-36V USB Relay Module
Sainsmart 16-Channel 9-36V USB Relay Module
ibspot
$
94
.
37
ESP8266 WIFI 16 Channel Relay Module ESP-12F Development Board Power 16 Way Relay Module Supply Module 5V 12V 24V 10A
ESP8266 WIFI 16 Channel Relay Module ESP-12F Development Board Power 16 Way Relay Module Supply Module 5V 12V 24V 10A
Alibaba B2B
$
14
ESP8266 WIFI 16 Channel Relay Module ESP-12F Development Board Power 16 Way Relay Module Supply Module 5V 12V 24V 10A
ESP8266 WIFI 16 Channel Relay Module ESP-12F Development Board Power 16 Way Relay Module Supply Module 5V 12V 24V 10A
Alibaba B2B
$
14
ESP8266 Wireless WIFI Relay Module 16 Channel ESP-12F Wifi Development Board DC 5V 12V 24V
ESP8266 Wireless WIFI Relay Module 16 Channel ESP-12F Wifi Development Board DC 5V 12V 24V
Aliexpress
$
15
.
24
$
19
.
05
ESP8266 Wireless WIFI Relay Module 16 Channel ESP-12F Wifi Development Board DC 5V 12V 24V
ESP8266 Wireless WIFI Relay Module 16 Channel ESP-12F Wifi Development Board DC 5V 12V 24V
Aliexpress
$
15
.
24
$
19
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05
16 Channel Interface Relay Module 12VACDC 24VACDC DIN Rail 16Channel ACDC12V
16 Channel Interface Relay Module 12VACDC 24VACDC DIN Rail 16Channel ACDC12V
eBay
$
57
.
54
16 Channel Interface Relay Module 12VACDC 24VACDC DIN Rail 16Channel ACDC12V
16 Channel Interface Relay Module 12VACDC 24VACDC DIN Rail 16Channel ACDC12V
eBay
$
57
.
54
Sponsored
  1. New tab icon
    Product Image
    Square D ABE7S16S1B2 Testfast 2 Output Module-16 Channel W/SS Relays
    $770.00
    Gordon Electric S…
  2. New tab icon
    Product Image
    16 Channel Relay Module With Optocoupler Protection LM2596 Power Control Board Module 5V Or 12V For
    $10.34
    Aliexpress
  3. New tab icon
    Product Image
    Suziepi 16-Channel 12V Relay Module Board For Arduino DSP AVR PIC ARM
    $15.89
    Amazon.com
    4·
    4.0
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    28
  4. SALE
    New tab icon
    Product Image
    433Mhz DC 12V 24V 16 Channel Relay Module Wireless RF Remote Control Switch Transmitter + Receiver
    $17.50
    $29.17
    Aliexpress
    delivery truck
    Free shipping
  5. New tab icon
    Product Image
    Sainsmart.Com 16-Channel 9-36V USB Relay Module, USA
    $32.99
    Shop
    3.5·
    3.5
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    42
  6. New tab icon
    Product Image
    Refurbished
    UMK-16 RELS/KSR-24/21/LA/S8 PHOENIX CONTACT - Plcs/Machine Control & PLC Module/Rack Supplies
    $285.24
    Radwell.com
  7. New tab icon
    Product Image
    DC 7V-38V 16 Channel 16 CH Serial Relay Module 10A 250V Load USB Power Supply Development Board
    $23.90
    Aliexpress
    delivery truck
    Free shipping
  8. New tab icon
    Product Image
    Used
    Allen-Bradley 1769-OW16 16-Point AC/DC Relay Output Module Ser A
    $152.00
    PLCHardware.com
  9. New tab icon
    Product Image
    5V/12V 16 Channel Relay Module For Arduino ARM PIC AVR DSP Electronic Relay Plate Belt Optocoupler
    $4.05
    Aliexpress
    delivery truck
    Free shipping
  10. New tab icon
    Product Image
    5V 12V 16 Channel Relay Module Interface Board For Arduino PIC ARM DSP PLC With Optocoupler
    $10.51
    Aliexpress
  11. New tab icon
    Product Image
    Used
    12V 1/2/4/8/16 Channel Relay Module With Optocoupler For Avr Dsp Arm
    $0.99
    eBay
  12. New tab icon
    Product Image
    Ethernet Controller Network Web Server + 16-Channel Relay Module With RJ45 Interface For Controlling Lights, And Refrigerator
    $41.62
    Amazon.com
    3·
    3.0
    ·
    9
    delivery truck
    Free shipping
  13. New tab icon
    Product Image
    Used
    16-Channel Relay Shield Module With Optocoupler Lm2576 Power Supply
    $14.26
    eBay
  14. New tab icon
    Product Image
    16 Channel I2C Interface Electromagnetic Relay Module For Arduino Raspberry Esp32 3.3V 5.0V Maximum Current Per Relay - 10A Peak On Board LED
    $49.99
    Amazon.com
    4.5·
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    6
    delivery truck
    Free shipping
  15. New tab icon
    Product Image
    USB 16 Channel Relay Board For Automation - 12VDC
    $120.00
    Amazon.com
  16. New tab icon
    5V 1/2/4/6/8/16 Ch Channel Relay Board Module Optocoupler Arduino Arm
    $1.87
    eBay
  17. New tab icon
    Refurbished
    Fuji Electric | MX100PT21 | 16 Point Relay Output Module |
    $257.00
    Classic Automation
  18. New tab icon
    Used
    Allen-Bradley 1492-XIM24-16RF Relay Expander Module, 16 Relays
    $195.00
    PLCHardware.com
  19. New tab icon
    16-Channel 12V Relay Shield Module With Optocoupler Lm2576 Power For
    $11.38
    eBay
  20. New tab icon
    Refurbished
    Koyo | D4-16TR | Relay Output Module |
    $139.00
    Classic Automation